A Half‐Cycle Negative‐Stiffness Damping Model and Device Development

T Sun, L Peng, X Ji, X Li - Structural Control and Health …, 2023 - Wiley Online Library
This paper proposes a novel damping model with negative stiffness known as the half‐cycle
negative‐stiffness damping model. Analysis of a single degree of freedom (SDOF) system …

A state of art review on hybrid passive energy dissipating devices

R Arvind, MH Santhi - Journal of Vibration Engineering & Technologies, 2022 - Springer
Background During an earthquake, an enormous amount of elastic strain energy is released
which can be measured by the intensity of shaking in terms of PGA (Peak Ground …

Dynamic behavior of stay cables with passive negative stiffness dampers

X Shi, S Zhu, JY Li, BF Spencer - Smart Materials and Structures, 2016 - iopscience.iop.org
This paper systematically investigates the dynamic behavior of stay cables with passive
negative stiffness dampers (NSD) installed close to the cable end. A passive NSD is …

A systematic review of hybrid passive energy dissipating devices

KYM Almajhali, W Alhaddad - Proceedings of the Institution of …, 2024 - icevirtuallibrary.com
When earthquakes occur, they release a considerable amount of elastic strain energy, which
is measured by peak ground acceleration (PGA). To reduce the impact of this energy …

Performance of RC elevated liquid storage tanks installed with semi‐active pseudo‐negative stiffness dampers

MV Waghmare, SN Madhekar… - Structural Control and …, 2022 - Wiley Online Library
The effect of semi‐active pseudo‐negative stiffness dampers (SAPNSDs) on the seismic
response mitigation in the reinforced concrete (RC) elevated liquid storage tanks is …

Isolation performance evaluation of base-isolated system with active nonlinear negative stiffness devices

Y Zhang, Y Hu, N Li, L Xie, Z Wang, D Liu - Soil Dynamics and Earthquake …, 2024 - Elsevier
This paper introduces a control method utilizing an active nonlinear negative stiffness device
(ANNSD) to mitigate excessive displacement of isolation layers in base-isolated structures …

Vibration Mitigation of Sagged Cables Using a Viscous Inertial Mass Damper: An Experimental Investigation

S Dong, Y Duan, S Xu, C Yun - Structural Control and Health …, 2023 - Wiley Online Library
In this paper, we describe the design and manufacturing of a viscous inertial mass‐damper
(VIMD) prototype. The damper parameters, the inertial mass, and the viscous damping …

A state-of-the-art review on negative stiffness mechanism for safer structures in seismic areas

SESR Kolli, G Bhatt - Environmental Science and Pollution Research, 2023 - Springer
In recent years, the concept of negative stiffness mechanism (NSM) has become a
prominent research area and cherished a noteworthy amount of observations in the design …

Semi-active control systems in bridge engineering: a review of the current state of practice

KI Gkatzogias, AJ Kappos - Structural Engineering International, 2016 - Taylor & Francis
In view of the grave socioeconomic consequences of earthquake damage to bridge
structures, along with their critical role in modern and older road and rail networks, this …

A new filter‐based pseudo‐negative‐stiffness control for base‐isolated buildings

W Gong, S Xiong - Structural Control and Health Monitoring, 2017 - Wiley Online Library
A filter‐based pseudo‐negative‐stiffness (FPNS) control is proposed for seismic control of
base‐isolated structures. The control algorithm is designed to produce a negative stiffness …